texttospeech: Reformat protos, update nox session docs (via synth).

[yoshi-automation]

This PR was generated using Autosynth. 🌈

Here's the log from Synthtool:

synthtool > Executing /tmpfs/src/git/autosynth/working_repo/texttospeech/synth.py. synthtool > Ensuring dependencies. synthtool > Pulling artman image. latest: Pulling from googleapis/artman Digest: sha256:d3df563538225ac6caac45d8ad86499500211d1bcb2536955a6dbda15e1b368e Status: Image is up to date for googleapis/artman:latest synthtool > Cloning googleapis. synthtool > Running generator for google/cloud/texttospeech/artman_texttospeech_v1beta1.yaml. synthtool > Generated code into /home/kbuilder/.cache/synthtool/googleapis/artman-genfiles/python/texttospeech-v1beta1. synthtool > Copy: /home/kbuilder/.cache/synthtool/googleapis/google/cloud/texttospeech/v1beta1/cloud_tts.proto to /home/kbuilder/.cache/synthtool/googleapis/artman-genfiles/python/texttospeech-v1beta1/google/cloud/texttospeech_v1beta1/proto/cloud_tts.proto synthtool > Placed proto files into /home/kbuilder/.cache/synthtool/googleapis/artman-genfiles/python/texttospeech-v1beta1/google/cloud/texttospeech_v1beta1/proto. synthtool > Running generator for google/cloud/texttospeech/artman_texttospeech_v1.yaml. synthtool > Generated code into /home/kbuilder/.cache/synthtool/googleapis/artman-genfiles/python/texttospeech-v1. synthtool > Copy: /home/kbuilder/.cache/synthtool/googleapis/google/cloud/texttospeech/v1/cloud_tts.proto to /home/kbuilder/.cache/synthtool/googleapis/artman-genfiles/python/texttospeech-v1/google/cloud/texttospeech_v1/proto/cloud_tts.proto synthtool > Placed proto files into /home/kbuilder/.cache/synthtool/googleapis/artman-genfiles/python/texttospeech-v1/google/cloud/texttospeech_v1/proto. synthtool > No replacements made in **/gapic/*_client.py for pattern \\"(.+?)-\*\\", maybe replacement is not longer needed? .coveragerc .flake8 MANIFEST.in noxfile.py.j2 setup.cfg Running session blacken Creating virtualenv using python3.6 in /tmpfs/src/git/autosynth/working_repo/texttospeech/.nox/blacken pip install black black google tests docs reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/google/cloud/texttospeech.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/google/cloud/texttospeech_v1/__init__.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/google/cloud/texttospeech_v1/gapic/enums.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/google/cloud/texttospeech_v1/gapic/text_to_speech_client_config.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/google/cloud/texttospeech_v1/gapic/transports/text_to_speech_grpc_transport.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/google/cloud/texttospeech_v1/types.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/google/cloud/texttospeech_v1/proto/cloud_tts_pb2_grpc.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/google/cloud/texttospeech_v1beta1/__init__.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/google/cloud/texttospeech_v1beta1/gapic/enums.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/google/cloud/texttospeech_v1/gapic/text_to_speech_client.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/google/cloud/texttospeech_v1beta1/gapic/text_to_speech_client_config.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/google/cloud/texttospeech_v1beta1/gapic/transports/text_to_speech_grpc_transport.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/google/cloud/texttospeech_v1beta1/proto/cloud_tts_pb2_grpc.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/google/cloud/texttospeech_v1beta1/gapic/text_to_speech_client.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/google/cloud/texttospeech_v1beta1/types.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/tests/unit/gapic/v1/test_text_to_speech_client_v1.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/tests/unit/gapic/v1beta1/test_text_to_speech_client_v1beta1.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/google/cloud/texttospeech_v1/proto/cloud_tts_pb2.py reformatted /tmpfs/src/git/autosynth/working_repo/texttospeech/google/cloud/texttospeech_v1beta1/proto/cloud_tts_pb2.py All done! ✨ 🍰 ✨ 19 files reformatted, 9 files left unchanged. Session blacken was successful. synthtool > Cleaned up 2 temporary directories. synthtool > Wrote metadata to synth.metadata. 

[googlebot]

☹️ Sorry, but only Googlers may change the label cla: yes.

[busunkim96]

Ignoring failing tests in unrelated APIs: Translation, reCAPTCHA